Photo credit: National Forest Service

The Black Kettle National Grassland is administered for the United States Department of Agriculture by the Cibola National Forest and Grasslands. The Black Kettle National Grassland contains 31,300 acres with 30,724 acres located near Cheyenne, Oklahoma, and the remaining 576 acres located near Canadian, Texas and comprising the Lake Marvin Recreation Area. There are five developed recreation areas. All recreation sites on the Black Kettle National Grassland are open year-round and offer camping, picnicking, hiking, fishing, and wildlife viewing. All camping is first come first serve and no reservations are allowed.

https://www.fs.usda.gov/detail/cibola/about-forest/districts/?cid=stelprdb5397425